[(3aR,4R,5S,6aR)-5-acetamidospiro[4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]dioxole-2,1'-cyclohexane]-4-yl] (2S)-2-acetyloxy-2-phenylacetate 、 alkaline earth salt of/the/ methylsulfuric acid 在
盐酸 作用下,
生成
1L-(1,2,4/3)-4-acetamido-1,2,3-tri-O-acetylcyclopentane-1,2,3-triol